# 用户名的路由转换器
class UserNameConverter:
    regex = "[a-zA-Z0-9_-]{5,20}"

    def to_python(self, value):
        return value

    def to_url(self, value):
        return value


# 手机号的路由转换器
class MobileConverter:
    regex = "1[3-9]\d{9}"

    def to_python(self, value):
        return value

    def to_url(self, value):
        return value
